18677590

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 34756704

約数和(自身を除く): 16079114

約数列:

[1, 2, 5, 10, 61, 67, 122, 134, 305, 335, 457, 610, 670, 914, 2285, 4087, 4570, 8174, 20435, 27877, 30619, 40870, 55754, 61238, 139385, 153095, 278770, 306190, 1867759, 3735518, 9338795, 18677590]

約数ペア:

[(1, 18677590), (2, 9338795), (5, 3735518), (10, 1867759), (61, 306190), (67, 278770), (122, 153095), (134, 139385), (305, 61238), (335, 55754), (457, 40870), (610, 30619), (670, 27877), (914, 20435), (2285, 8174), (4087, 4570)]